0.2.0-phase1
- Added body-relative right/left and forward/backward camera offsets.
- Horizontal directions use Epic Fight's rendered body yaw, not the headset yaw.
- Changed the new-install default vertical offset from +0.20 m to +0.30 m.
- Existing Fix4 configs are migrated to the three-axis format.
- Preserved Epic Fight-only, Vivecraft first-person-only and debug options.
